光程

激光切割过程中的光程补偿与切割质量

Compensation for Optical Distance and Cutting Quality in the Process of Laser Cutting

计算出光射到任意棱角的楔形膜上的光程差，得出了干涉花样及人眼能现察出干涉花样的范围。

By working out the optical distance difference in the cuniform of different raised angle , we can get the interference pattern and its range human can see .

本文论述了大气湍流对自适应光学系统的影响，导出了水平光程上大气相干长度ro的测量式。

The formula for measuring the atmospheric interference length ro on horizontal optical path is derived .

Cr~（3+）：Al2O3激光晶体棒等光程检测仪的设计原理及其应用

Precise Measurement Method of Laser-Rods of Cr ~ ( 3 + ): Al_3O_2 Crystals

开放光程FTIR测量大气甲烷及其与点采样仪器的结果对比

Compare the Results Measuring Methane in Atmosphere with Open Path FTIR And with Point Sampling Instrument

归一化光程差温度灵敏度的值与理论值相近，约为290nm/（℃？cm）。

The value of optical path difference normalized temperature sensitivity is similar to the theoretical value , about 290nm / (℃? cm ) .

我们利用长光程付立叶红外光化学烟雾箱进行了的研究表明甲烷与OH自由基的反应速率为13.5／ppm／min。

Using long path FTIR smog chamber , the rate of the reaction between OH radical and methane was found to be 13.5/ppm/min .

求出不考虑散射而仅受能谱影响的有效吸收系数及其空间分布，发现该分布类似于医学CT数的分布规律，在高光程数对应的位置上该吸收系数较低；

The effective attenuation efficient and its distribution on the image are obtained regardless of scattered effect . The distribution shape is similar to the CT number profile in medical CT reconstruction .

改进的LambertBeer定律可较好地描述细胞浓度及光程对光衰减的综合影响；

Lambert Beer law was used to relate the cell concentration and optical length with the light attenuation by appropriate adjustment .

根据不规则体的尺度讨论了大气引起的SAR相位（在此，描述为额外光程或额外时延）。

Signal phase ( described as excessive path or excessive time delay here ) for SAR induced due to atmospheric irregularity with different scale length is discussed in this paper .

改型Wollaston棱镜的光程差及其特性分析

Calculation and analysis of the optical path difference of modified wollaston prism

激光相位多普勒技术PDA测量时对激光光束光路调整要求很高，但在大多数PDA实验测量中其激光光程常常布置有透明玻璃。

The beam alignment is very strict in laser phase-Doppler particle analyzer ( PDA ) measurement , and transparent organic glass is usually placed in the experiment .

本文应用经典的等光程原理，导出了CGH器件上的位相函数计算系列方程；

On the basis of classic optics , a set of equations for calculating the phase function of CGH are obtained .

本文着重讨论如何应用光程函数理论来确定IV型光栅的记录参数和工作参数，并给出设计实例。

This paper mainly discusses how the theory of light path function is used to determine the recording parameters and working parameters of ⅳ type grating and some design examples are also given .

论述了紫外C辐照杀菌消毒原理、优点，介绍了国内外有关技术和产品状况，并以等光程面原理设计了纸币紫外C消毒器光源的抛物柱面灯罩和椭圆柱面灯罩。

The paper expounds the principle and advantages of disinfection by UV-C radiation , introduces the relative technologies and products inside and outside the country , designs elliptic and parabolic cylindroid lampshade of paper money disinfection apparatus with " equal path surface " principle .

本文利用等光程方法导出了薄透镜等效Woods透镜的折射率分布函数及两者结构参数之间的关系。

The refractive index destribution function of Woods iens equivalent to thin lens and the relations between the structure parameters of two lenses are obtained by using an equal-optical path method in the paper .

该文利用转移矩阵方法导出了多沟道波导和多量子阱波导的TM模式色散方程.光程、费马原理和光纤的模式色散

In this paper , we have deduced the TM mode dispersion equations of the multi-channel waveguide and the multi-quantum well optical waveguides by using this method . OPTICAL PATH , FERMAT 'S PRINCIPLE AND INTERMODAL DISPERSION

提出了等效吸光度的概念，在不考虑噪声的理想情况下，推导出以软件完成AD变换的光电吸收式仪器的灵敏度及最佳灵敏度对应的光程。

The concept of equivalent absorbance is proposed . Under ideal conditons and without the consideration of noise , the sensitivity and the optical path corresponding to optimal sensitivity are derived for the absorptiometer that uses software for A / D conversion .

偏振干涉成像光谱仪中Wollaston棱镜光程差及条纹定位面的精确计算与分析

Calculation of the optical path difference and fringe location in polarization interference imaging spectrometer Estimation of Rotor Zero-position Error for PMSM

结果，于252nm波长，1cm光程处有特征吸收峰；

The results showed that there was characteristic absorption peak at 252 nm wavelength and 1 cm light path .

2.4M望远镜远程观测系统&数据管理子系统光学综合孔径望远镜中子望远镜平行性和光程差调整的研究

Data Management System for 2.4m Telescope Research on Sub-Telescopes ' Beams Parallel and Path Difference Adjustment to the Optical Aperture Synthesis Telescope

低温段的归一化光程差灵敏度为271.162nm/（℃？cm），较高温段的归一化的光程差温度灵敏度略小，且具有良好的线性和重复性。

The normalized optical path difference sensitivity of the low temperature section is 271.162nm / (℃? cm ), it is slightly smaller than the normalized optical path difference sensitivity high temperature section . And it has good linearity and repeatability . 3 .

规划建设新线约1.6万公里。测试及监控系统。光程长度为2km以上。

It has programmed the 16,000 kilometers of new line . The length of optical paths is beyond 2 kilometers .

分析两种提高系统动态范围的方法：1、优化PBS偏振性能；2、使用四分之一波片平衡中心与边缘光线的光程差。

Two ways of heightening the dynamic range is suggested : First , optimize the polarization performance of the PBS . Second , balance the optical path difference between the center light and the margin light .

激光干涉仪参考臂由具有调制和补偿功能的双PZT组构成，分析了双PZT组的最佳组合方式，及其在调制信号和反馈补偿信号作用下对干涉测量仪光程差的改变情况。

The reference arm of laser interferometer was constituted of PZT groups with modulation and compensation function . The optimal combination of PZT groups and the optical path changes induced by modulation signal and feedback compensation signal are also analyzed .

采用迈克尔逊（Michelson）光纤白光干涉系统，通过测量随着温度或应变改变而变化的光程，给出了单模光纤有效折射率的温度和应变相关特性。

By using white light fiber optic Michelson interferometer , the temperature and strain coefficients of fiber optic refractive index were determined via the measurements of optical path changing as a function of temperature or strain .

在利用法拉第（Faraday）效应的混合型光纤传感器中，通常用全反射改变光的传递方向，以增加有效光程，并使结构紧凑。

In hybrid current fiber sensors operating on the Faraday effect , reflection ig often used for changing the propagating direction of light to increase the effective optical path and to make the structure of the sensos compact .

研制了基于开放光程近红外可调谐半导体激光吸收光谱（TunableDiodeLaserAbsorptionSpectroscopy，TDLAS）技术的大气NH3浓度连续监测系统，并对北京城区大气NH3浓度进行了两个星期的连续检测。

An open-path near infrared tunable diode laser absorption spectroscopy ( TDLAS ) based on atmospheric NH3 successive monitor system has been developed , and has been used to achieve successive measurements of atmospheric NH3 concentration in the urban area of Beijing for two weeks .

测头采用立体光路设计，结构紧凑.测头厚度小于20mm，质量约200g，却实现了100mm的反射光程。

With a compact design , a 100 mm light lever is realized inside the AFM head that is less than 20 mm in thickness and 200 g in weight .

根据铯激光的实验参数，通过求解这个模型，得到了不同泵浦功率下的径向温度场分布，并给出了相应的光程差（OPD）分布。

According to the experimental parameters of Cs laser , the radial temperature distribution under different pump powers are calculated by numerically solving the model . Correspondingly , a description of the OPD is given .